Bible Dictionaries
Equilateral

Webster's Dictionary

(1):

(a.) Having all the sides equal; as, an equilateral triangle; an equilateral polygon.

(2):

(n.) A side exactly corresponding, or equal, to others; also, a figure of equal sides.

Bibliography Information
Webster, Noah. Entry for 'Equilateral'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​e/equilateral.html. 1828.